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Welders Qualification,
According
To
ASME Sec IX
POSITION
AND
DIAMETER LIMITS
(With OtherLimits Qw303)
PLATE - GROOVE
Plate andPipe Over
24 in (610 mm) OD
Pipe <=24 in (610)
mm OD
Pipe and plate
Plate -Groove 1G F F (NOTE 2) ...
Plate andPipe over
24 in (610 mm) OD
Pipe <=24 in (610)
mm OD
Pipe and plate
Plate -Fillet 1F -- -- F NOTE 2
Plate -Fillet...
Plate andPipe Over
24 in (610 mm) OD
Pipe <=24 in (610)
mm OD
Pipe and plate
Pipe-Groove 1G F F F
Pipe-Groove 2G F,H F,H F...
Plate and Pipe over
24 in (610 mm) OD
Pipe <=24 in (610)
mm OD
Pipe and plate
Pipe-Fillet 1F -- -- F
Pipe-Fillet 2F -- -- ...
POSITIONS
QW-461
PLATE-GROOVE
QW-461.3
1G
2G
3G
4G
PIPE-GROOVE
QW-461.4
1G
2G
5G
6G
PLATE-FILLET
QW-461.5
1F
2F
3F
4F
PIPE –FILLET
QW-461.6
1F(Rotated)
2F
2FR
(ROTATED)
4F
5F
Qualified With
Qualified For
X
X
X
X
F-No5 with out
Backing
X
F-No5 with
Backing
X
F-No4 with out
Backing
F-No 4 with
Back...
QUALIFIED WITH QUALIFIED FOR QUALIFIED WITH QUALIFIED FOR
F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING
F-NO...
Test Specimens
TEST SPECIMENS [ QW-452.1(a)]
Thickness of
weld metal,
IN(mm)
TYPE AND NUMBER OF EXAMINATIONS AND TEST SPECIMENS
REQUIRED
...
Thickness Limits
Thickness of Weld Metal Qualified
Thickness,t,of weld metal inch,
The coupon inch(mm) [Note1&
2]
Thickness of weld metal Q...
DIAMETER
LIMITS
QW-452.3
GROOVE WELD DIAMETER
LIMITS QW-452.3
WELDER
PERFORMANCE
ESSENTIAL
VARIABLES
SMAW (QW-353)
PARAGRAPH BREAF OF
VARIABLES
QW-402 JOINTS DELETION OF BACKING
QW-403 BASE METAL
CHANGE OF
PIPEDIA(QW-403.16...
What Is UNS Number?
(Ans)
Unified Numbering System
What is SFA Number?
(Ans)
Specification of Filler Analysis
What is P-Number?
(Ans)
Material Group Number
Welders qualification
Welders qualification
Welders qualification
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Welders qualification

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Welders qualification

  1. 1. Welders Qualification, According To ASME Sec IX
  2. 2. POSITION AND DIAMETER LIMITS (With OtherLimits Qw303)
  3. 3. PLATE - GROOVE Plate andPipe Over 24 in (610 mm) OD Pipe <=24 in (610) mm OD Pipe and plate Plate -Groove 1G F F (NOTE 2) F Plate -Groove 2G F, H F, H (NOTE2) F, H Plate -Groove 3G F, V F, NOTE2 F, H,V Plate -Groove 4G F,O F, NOTE2 F, H,O Plate -Groove 3G& 4G F, V, O F, NOTE2 ALL Plate -Groove 2G,3G, &4G ALL F,H NOTE2 ALL Plate -Groove Special Position SP,F SP,F SP,F Groove Fillet Weld Position Qualification Test Position And Type Weld Qualified (Note 1) NOTE1: 1)Position Of Welding As Shown As Shown In QW-461 And QW-461.2 F= Flat,H=Horizontal,V=Vertical,O=Overhead 2)Pipe 2 7/8 in (72mm) OD and over 3) See Diameter Restrictions In Qw-452.3, Qw452.4, Qw452.6
  4. 4. Plate andPipe over 24 in (610 mm) OD Pipe <=24 in (610) mm OD Pipe and plate Plate -Fillet 1F -- -- F NOTE 2 Plate -Fillet 2F -- -- F, H NOTE2 Plate -Fillet 3F -- -- F, H,V NOTE2 Plate -Fillet 4F -- -- F, H,O NOTE2 Plate -Fillet 3F &4F -- -- ALL NOTE2 Plate -Fillet Special Position -- -- SP,F NOTE2 NOTE F= Flat H=HorizontalV=Vertical, O=Overhead 3)See Diameter Restrictions In Qw-452.3, Qw452.4, Qw452.6 Groove Fillet Weld Position 1)Position Of Welding As Shown As Shown In Qw-461 And Qw-461.2 2)Pipe 2 7/8 in (72mm) od and over Qualification Test Position And Type Weld Qualified (Note 1) PLATE - FILLET
  5. 5. Plate andPipe Over 24 in (610 mm) OD Pipe <=24 in (610) mm OD Pipe and plate Pipe-Groove 1G F F F Pipe-Groove 2G F,H F,H F, H Pipe-Groove 5G F,V,O F,V,O ALL Pipe-Groove 6G ALL ALL ALL Pipe-Groove 2G&5G ALL ALL ALL Pipe-Groove Special Position SP,F SP,F SP,F NOTE F= Flat H=HorizontalV=Vertical, 1)Position Of Welding As Shown As Shown In Qw-461 And Qw-461.2 O=Overhead 2)Pipe 2 7/8 in (72mm) od and over 3)See DiameterRestrictions In Qw-452.3, Qw452.4, Qw452.6 Groove Fillet Weld Position Qualification Test Position And Type Weld Qualified (Note 1) PIPE-GROOVE
  6. 6. Plate and Pipe over 24 in (610 mm) OD Pipe <=24 in (610) mm OD Pipe and plate Pipe-Fillet 1F -- -- F Pipe-Fillet 2F -- -- F, H Pipe-Fillet 2FR -- -- F,H Pipe-Fillet 4F -- -- F,H,O Pipe-Fillet 5F -- -- ALL Pipe-Fillet Special Position -- -- SP,F NOTE F= Flat H=HorizontalV=Vertical, Qualification Test Position And Type Weld Qualified (Note 1) Groove Fillet Weld Position 1)Position Of Welding As Shown As Shown In Qw-461 And Qw-461.2 O=Overhead 2)Pipe 2 7/8 in (72mm) od and over 3)See Diameter Restrictions In Qw-452.3, Qw452.4, Qw452.6 PIPE – FILLET
  7. 7. POSITIONS QW-461
  8. 8. PLATE-GROOVE QW-461.3
  9. 9. 1G
  10. 10. 2G
  11. 11. 3G
  12. 12. 4G
  13. 13. PIPE-GROOVE QW-461.4
  14. 14. 1G
  15. 15. 2G
  16. 16. 5G
  17. 17. 6G
  18. 18. PLATE-FILLET QW-461.5
  19. 19. 1F
  20. 20. 2F
  21. 21. 3F
  22. 22. 4F
  23. 23. PIPE –FILLET QW-461.6
  24. 24. 1F(Rotated)
  25. 25. 2F
  26. 26. 2FR (ROTATED)
  27. 27. 4F
  28. 28. 5F
  29. 29. Qualified With Qualified For X X X X F-No5 with out Backing X F-No5 with Backing X F-No4 with out Backing F-No 4 with Backing X X F-No3 with out Backing X F-No 3 with Backing X X X X F-No 2 with out Backing X F-No 2 with Backing X X X X X X X F-No 1 with out Backing X F-No5 with Backing F-No5 with out Backing F-No 1 with Backing X X X X X X X F-No 3 with Backing F-No3 with out Backing F-No 4 with Backing F-No4 with out Backing F-No 1 with Backing F-No 1 with out Backing F-No 2 with Backing F-No 2 with out Backing
  30. 30. QUALIFIED WITH QUALIFIED FOR QUALIFIED WITH QUALIFIED FOR F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 2 WITH BACKING F-NO 1 WITH OUT BACKING F-NO 3 WITH BACKING F-NO 1 WITH BACKING F-NO 4 WITH BACKING F-NO 2 WITH BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 2 WITH BACKING F-NO 2 WITH BACKING F-NO 3 WITH BACKING F-NO 4 WITH BACKING F-NO 4 WITH OUT BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 2 WITH BACKING F-NO 5 WITH BACKING F-NO 3 WITH BACKING F-NO 1 WITH BACKING F-NO 1 WITH BACKING F-NO 2 WITH BACKING F-NO 3 WITH BACKING F-NO 3 WITH OUT BACKING F-No 2 WITH OUT BACKING F-No 3 WITH BACKING F-No5 WITH OUT BACKING F-No3 WITH OUT BACKING F-No 4 WITH BACKING F-NO 5 WITH OUT BACKING F-NO 5 WITH BACKING F-NO 1 WITH OUT BACKING F-No 2 WITH OUT BACKING F-No 2 WITH BACKING F-No4 WITH OUT BACKING F-No5 WITH BACKING
  31. 31. Test Specimens
  32. 32. TEST SPECIMENS [ QW-452.1(a)] Thickness of weld metal, IN(mm) TYPE AND NUMBER OF EXAMINATIONS AND TEST SPECIMENS REQUIRED Visual Examination per QW-302.4 Side Bend QW-462.2 [note (1)] Face Bend QW- 462.3(a) Or QW-462.3(b) [Note (1),(2)] Root Bend qw- 462.3(a) or QW- 462.3(b) [note(1),(2)] LESS THAN 3/8 (10) X --- 1 1 3/8(10) TO LESS THAN 3/4(19mm) X 2 [NOTE (3)] NOTE (3) NOTE (3) 3/4(19MM) AND OVER X 2 --- ---
  33. 33. Thickness Limits
  34. 34. Thickness of Weld Metal Qualified Thickness,t,of weld metal inch, The coupon inch(mm) [Note1& 2] Thickness of weld metal Qualified [Note3] • Up to13 mm •½(13mm) and over with a minimum of three layers •2t •Maximum to be welded
  35. 35. DIAMETER LIMITS QW-452.3
  36. 36. GROOVE WELD DIAMETER LIMITS QW-452.3
  37. 37. WELDER PERFORMANCE ESSENTIAL VARIABLES
  38. 38. SMAW (QW-353) PARAGRAPH BREAF OF VARIABLES QW-402 JOINTS DELETION OF BACKING QW-403 BASE METAL CHANGE OF PIPEDIA(QW-403.16) &CHANGE OF P-NUM(QW-403.18) QW-404 FILLERMETALS CHANGE OF FILLER (QW404.15) & CHANGEOF WELD t DEPOSIT (QW404.30) QW-405 POSITIONS ADDITION OF POSITION (QW-405.1) & VERTI& DOWN WELDING (QW-405.3)
  39. 39. What Is UNS Number?
  40. 40. (Ans) Unified Numbering System
  41. 41. What is SFA Number?
  42. 42. (Ans) Specification of Filler Analysis
  43. 43. What is P-Number?
  44. 44. (Ans) Material Group Number

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